Email authentication is an attempt to prove that the person in the from address is who they claim to be. It’s not a guarantee of deliverability in any way, it just ensures you are really you. So if email authentication is not going to ensure your message is delivered, then why bother?
DJ Waldow of Bronto and George Bilbrey of Return Path team up to address the issues affecting deliverability. Focusing on the 5 factors that make up your sender reputation, George discusses how most email gets blocked.
A recent article on MarketingSherpa.com caught our attention: BellSouth customers can no longer receive HTML emails. Sometime in January, BellSouth altered its filtering system, only allowing text-only messages to reach inboxes.